National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portage, Portage Glacier (PATO)

Lat: 60.78°NLon: 148.83°WElev: 95ft.

Mostly Cloudy

30°F

-1°C

Humidity 75%
Wind Speed E 14 G 23 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 23°F (-5°C)
Visibility 9.00 mi
Wind Chill19°F (-7°C)
Last update 14 Jan 7:53 pm AKST
Extended Forecast for

8 Miles NNW Alyeska AK

Winter Weather Advisory January 15, 03:00am until January 16, 03:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Scattered snow showers before 9pm, then snow likely, mainly after midnight. Areas of blowing snow after midnight. Cloudy, with a temperature rising to around 21 by 5am. Southeast wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 15 °F⇑

    Snow Likely
    and Areas
    Blowing Snow

  • Thursday

    Thursday: Snow. Areas of blowing snow. High near 29. Southeast wind 40 to 50 mph, with gusts as high as 80 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 8 inches possible.

    High: 29 °F

    Snow and
    Areas Blowing
    Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Areas of blowing snow. Low around 26. Southeast wind around 40 mph, with gusts as high as 80 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 15 inches possible.

    Low: 26 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday

    Friday: Snow, mainly before 3pm. The snow could be heavy at times. Areas of blowing snow before 3pm. High near 30. Southeast wind 35 to 45 mph decreasing to 25 to 35 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%.

    High: 30 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday Night

    Friday Night: A chance of snow before 9pm. Mostly cloudy, with a low around 18. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: A chance of snow after 9am. Mostly cloudy, with a high near 29. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 29 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.

    Low: 24 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 31.

    High: 31 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Scattered snow showers before 9pm, then snow likely, mainly after midnight. Areas of blowing snow after midnight. Cloudy, with a temperature rising to around 21 by 5am. Southeast wind 20 to 25 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.
Thursday
Snow. Areas of blowing snow. High near 29. Southeast wind 40 to 50 mph, with gusts as high as 80 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 8 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Areas of blowing snow. Low around 26. Southeast wind around 40 mph, with gusts as high as 80 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 15 inches possible.
Friday
Snow, mainly before 3pm. The snow could be heavy at times. Areas of blowing snow before 3pm. High near 30. Southeast wind 35 to 45 mph decreasing to 25 to 35 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%.
Friday Night
A chance of snow before 9pm. Mostly cloudy, with a low around 18. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Saturday
A chance of snow after 9am. Mostly cloudy, with a high near 29. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24.
M.L.King Day
A chance of snow before 9am. Partly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Partly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Alyeska AK
 61.08°N 149.16°W (Elev. 4245 ft)
Last Update:
4:46 pm AKST Jan 14, 2026
Forecast Valid:
8pm AKST Jan 14, 2026-6pm AKST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation